math,correction ,

posted by .

can someone correct these for me please...
Remove the parentheses.

My answer: -3x-5y

Find the value of the polynomial

-x^2+3x-1 when x=4

My answer: -5

multiply. 10x(-4x-7)

my answer: -40x^2-70x

all correct.

awsome.....thank you...i just want to make sure....

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math,correction

    Is this correct or no. I need help in a couple of problems can someone explain them to me. Problem#1 directions: Factor each expression a^2(b-c)-16b^2(b-c) My answer is: (b-c)(a-4b)(a+4b) PROBLEM#2 dIRECTIONS: Find a value for k so …
  2. math,correction

    Can someone correct these for me please... Multiply. (x+2)(x-2) My answer..x^2-4 Write in descending-exponent form, and give the degree 4x^5+x^8-7 My answer: In descending-exponent form would be: x^8+4x^5-7, The degree is 8 Multiply. …
  3. math,correction

    Can someone correct these for me please.. Find the value of the polynomial 8x – 6 when x = 1 and when x = –1. My answer: So when x = 1 the value of the polynomial is: 2And when x = -1 the value of the polynomial is: -14 Multiply. …
  4. math,correction

    Can someone correct these for me plz... Problem#6 Factor. x(x-5)-2(x-5) My answer is: (x-2)(x-5) Problem#7 Factor completely. x^2-x-6 My answer is: (x+2)(x-3) Problem#8 Factor completely. 35x^2+40x+5 My answer is: (7x+1)(5x+5) Problem …
  5. math,correction

    Geometry. The volume of the box is represented by (x^2+5x+6)(x+5). Find the polynomial that represents the area of the bottom of the box. the diagram has the height being x+2 My answer is: A=(x+5)(x+3) -------------------------------------- …
  6. accounting, correction

    can someone correct these for me thanks. If you have a spare minutes. I'll appreciate it.... Identify whether the normal balances (in parentheses) assigned to the following accounts are correct or incorrect. a. Office supplies (Debit) …
  7. 8th Grade Algebra: Answer Check #2

    Add or Subtract (Radicals) { this means squared 1.3{2 + 4{2 Answer: 7{2 2. 8{3 + 3{3 Answer: 11{3 3. 7{5 - 3{5 Answer: 4{5 4. 8{2 - 5{2 Answer: 3{2 5. 6{x + 7{x Answer: 13{x 6. 9{y + 3{y Answer: 12{y Multiply 7. -3x^2(4x^2-3x-5) Answer: …
  8. Pre-Calculus/Trig Check please and help

    Could someone please check the first one and help me with the second one. I'm stuck-Thank you 1.What are theroots of the following polynomial equation?
  9. college algebra--please help

    solve the following inequality 70x-51<70/x I get this--but I do not know how to write the final answer in a solution set 70x-51<70/x 70x^2/x - 51x /x - 70/x < 0 70x^2 - 51x - 70/x <0 (10x + 7) (7x - 10)/x <0 x=0 (10x …
  10. Intermediate Algebra

    Please help with the below. I know the answer I need help figuring out how to get the answer I am obviously doing something wrong, because I come up with a different answer that what I am supposed to. Here it is: F(X)3Xsquared-5X+1 …

More Similar Questions